Fluid pump or similar article



FIG. 1 is a front perspective view of a fluid pump or similar article embodying my new design;

FIG. 2 is a rear perspective view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a side elevational view thereof, the other side being a mirror image thereof; and

FIG. 5 is a rear elevational view thereof. 

The ornamental design for a fluid pump or similar article, substantially as shown and described. 